Re: [PATCH v2] ARM: dts: am33xx: Fix MMCHS0 dma properties

From: Yu-Tung Chang
Date: Fri Jul 01 2022 - 02:14:55 EST


Yu-Tung Chang <mtwget@xxxxxxxxx> 于2022年7月1日周五 14:04写道:
>
> Tony Lindgren <tony@xxxxxxxxxxx> 于2022年6月27日周一 18:54写道:
>
> >
> > Hi,
> >
> > * YuTong Chang <mtwget@xxxxxxxxx> [220620 15:36]:
> > > According to technical manual(table 11-24), the DMA of MMCHS0 should be
> > > direct mapped.
> >
> > Could this be a bug in the manual assuming mmchs0 is working? Or does this
> > fix something for you?
> >
> It modified in commit b5e5090660742c838ddc0b5d1a001e6fe3d5bfd5,
> the dma of mmc1 was changed to edma_xbar and did not explain why it should
> not match the document.
> > Regards,
> >
> > Tony
No evidence of any official documentation error, before submitting
b5e5090660742c838ddc0b5d1a001e6fe3d5bfd5, the mmc1 dma properties
matches the official documentation.